精选优质文档-倾情为你奉上第一章绪论（一）单项选择题A1型题1. According to the formation and the advancement of epidemiology, which one is not included?A. Study of epidemic factors of infectious diseasesB. Study of epidemic factors of chronic diseasesC. Study of the disease preventionD. Study of the clinical treatmentE. Study of the development of epidemiological methods2. 关于流行病学，下列哪种说法是正确的A. 流行病学从基因水平认识疾病B. 流行病学从细胞水平认识疾病C. 流行病学从群体水平认识疾病D. 流行病学从个体水平认
